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Research Article
Vol. 24, Issue 1
Some Hankel Determinants for Functions satisfying Re f(z)/z > 0
We obtain sharp bounds on some Hankel determinants with Fekete-Szego parameter for analytic mappings of the unit disk U = {z ∈ C : |z| < 1} satisfying Re f(z)/z > 0 in U. Our results extend some known ones.
